L. Forró szerk.: Miscellanea Zoologica Hungarica 12. 1998 (Budapest, 1998)

Forró, L.; Farkas, S.: Checklist, preliminary distribution maps, and bibliography of woodlice in Hungary (Isopoda: Oniscidea)

37. Armadillidium opacum (CL. Koch, 1841) Q 38. Armadillidium pictum Brandt, 1833 £ 35. Trachelipus ratzeburgi Brandt, 1833 36. Trachelipus difficilis Radu, 1950 both